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diff --git a/sql-ledger/sql/Pg-functions.sql b/sql-ledger/sql/Pg-functions.sql
new file mode 100644
index 000000000..416353e5d
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+++ b/sql-ledger/sql/Pg-functions.sql
@@ -0,0 +1,182 @@
+--
+CREATE FUNCTION del_yearend() RETURNS OPAQUE AS '
+begin
+  delete from yearend where trans_id = old.id;
+  return NULL;
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER del_yearend AFTER DELETE ON gl FOR EACH ROW EXECUTE PROCEDURE del_yearend();
+-- end trigger
+--
+CREATE FUNCTION del_department() RETURNS OPAQUE AS '
+begin
+  delete from dpt_trans where trans_id = old.id;
+  return NULL;
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER del_department AFTER DELETE ON ar FOR EACH ROW EXECUTE PROCEDURE del_department();
+-- end trigger
+CREATE TRIGGER del_department AFTER DELETE ON ap FOR EACH ROW EXECUTE PROCEDURE del_department();
+-- end trigger
+CREATE TRIGGER del_department AFTER DELETE ON gl FOR EACH ROW EXECUTE PROCEDURE del_department();
+-- end trigger
+CREATE TRIGGER del_department AFTER DELETE ON oe FOR EACH ROW EXECUTE PROCEDURE del_department();
+-- end trigger
+--
+CREATE FUNCTION del_customer() RETURNS OPAQUE AS '
+begin
+  delete from shipto where trans_id = old.id;
+  delete from customertax where customer_id = old.id;
+  delete from partscustomer where customer_id = old.id;
+  return NULL;
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER del_customer AFTER DELETE ON customer FOR EACH ROW EXECUTE PROCEDURE del_customer();
+-- end trigger
+--
+CREATE FUNCTION del_vendor() RETURNS OPAQUE AS '
+begin
+  delete from shipto where trans_id = old.id;
+  delete from vendortax where vendor_id = old.id;
+  delete from partsvendor where vendor_id = old.id;
+  return NULL;
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER del_vendor AFTER DELETE ON vendor FOR EACH ROW EXECUTE PROCEDURE del_vendor();
+-- end trigger
+--
+CREATE FUNCTION del_exchangerate() RETURNS OPAQUE AS '
+
+declare
+  t_transdate date;
+  t_curr char(3);
+  t_id int;
+  d_curr text;
+
+begin
+
+  select into d_curr substr(curr,1,3) from defaults;
+  
+  if TG_RELNAME = ''ar'' then
+    select into t_curr, t_transdate curr, transdate from ar where id = old.id;
+  end if;
+  if TG_RELNAME = ''ap'' then
+    select into t_curr, t_transdate curr, transdate from ap where id = old.id;
+  end if;
+  if TG_RELNAME = ''oe'' then
+    select into t_curr, t_transdate curr, transdate from oe where id = old.id;
+  end if;
+
+  if d_curr != t_curr then
+
+    select into t_id a.id from acc_trans ac
+    join ar a on (a.id = ac.trans_id)
+    where a.curr = t_curr
+    and ac.transdate = t_transdate
+
+    except select a.id from ar a where a.id = old.id
+    
+    union
+    
+    select a.id from acc_trans ac
+    join ap a on (a.id = ac.trans_id)
+    where a.curr = t_curr
+    and ac.transdate = t_transdate
+    
+    except select a.id from ap a where a.id = old.id
+    
+    union
+    
+    select o.id from oe o
+    where o.curr = t_curr
+    and o.transdate = t_transdate
+    
+    except select o.id from oe o where o.id = old.id;
+
+    if not found then
+      delete from exchangerate where curr = t_curr and transdate = t_transdate;
+    end if;
+  end if;
+return old;
+
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER del_exchangerate BEFORE DELETE ON ar FOR EACH ROW EXECUTE PROCEDURE del_exchangerate();
+-- end trigger
+--
+CREATE TRIGGER del_exchangerate BEFORE DELETE ON ap FOR EACH ROW EXECUTE PROCEDURE del_exchangerate();
+-- end trigger
+--
+CREATE TRIGGER del_exchangerate BEFORE DELETE ON oe FOR EACH ROW EXECUTE PROCEDURE del_exchangerate();
+-- end trigger
+--
+CREATE FUNCTION check_inventory() RETURNS OPAQUE AS '
+
+declare
+  itemid int;
+  row_data inventory%rowtype;
+
+begin
+
+  if not old.quotation then
+    for row_data in select * from inventory where oe_id = old.id loop
+      select into itemid id from orderitems where trans_id = old.id and id = row_data.orderitems_id;
+
+      if itemid is null then
+	delete from inventory where oe_id = old.id and orderitems_id = row_data.orderitems_id;
+      end if;
+    end loop;
+  end if;
+  return old;
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER check_inventory AFTER UPDATE ON oe FOR EACH ROW EXECUTE PROCEDURE check_inventory();
+-- end trigger
+--
+--
+CREATE FUNCTION check_department() RETURNS OPAQUE AS '
+
+declare
+  dpt_id int;
+
+begin
+ 
+  if new.department_id = 0 then
+    delete from dpt_trans where trans_id = new.id;
+    return NULL;
+  end if;
+
+  select into dpt_id trans_id from dpt_trans where trans_id = new.id;
+  
+  if dpt_id > 0 then
+    update dpt_trans set department_id = new.department_id where trans_id = dpt_id;
+  else
+    insert into dpt_trans (trans_id, department_id) values (new.id, new.department_id);
+  end if;
+return NULL;
+
+end;
+' language 'plpgsql';
+-- end function
+--
+CREATE TRIGGER check_department AFTER INSERT OR UPDATE ON ar FOR EACH ROW EXECUTE PROCEDURE check_department();
+-- end trigger
+CREATE TRIGGER check_department AFTER INSERT OR UPDATE ON ap FOR EACH ROW EXECUTE PROCEDURE check_department();
+-- end trigger
+CREATE TRIGGER check_department AFTER INSERT OR UPDATE ON gl FOR EACH ROW EXECUTE PROCEDURE check_department();
+-- end trigger
+CREATE TRIGGER check_department AFTER INSERT OR UPDATE ON oe FOR EACH ROW EXECUTE PROCEDURE check_department();
+-- end trigger
+--